A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5945-01-566-9751
NSN 6105-01-070-3911
NSN 6240-01-354-2626
NSN 5945-01-602-1753
NSN 6135-00-309-0074
NSN 5999-00-904-2961
NSN 6150-00-156-6080
NSN 6650-01-181-6037
NSN 2925-00-028-1481
NSN 5965-01-579-1871
NSN 5998-01-520-7568
NSN 5996-00-849-3833